import axios from 'axios'
// import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import router from '@/router'
// import { getToken } from '@/utils/auth'

// create an axios instance
const service = axios.create({
  // baseURL: 'http://ihrm-java.itheima.net',
  baseURL: '/api',
  // baseURL: 'htttp://localhost:3000',
  timeout: 5000 // request timeout
})

// 响应拦截器
service.interceptors.response.use(res => {
  if (res.data.success) {
    // 操作成功
    // alert('成功')
    return res.data
  } else {
    // 如果success为false 业务出错,直接触发reject
    // 被catch分支捕获
    // promise.reject()  生成一个失败的promise
    return Promise.reject(new Error(res.data.message))
  }
},
error => {
  // console.log('请求遇到的错误')
  // console.dir(error)
  if (error.response.data.code === 10002) {
    store.dispatch('user/logout')
    router.push('/login?return_url=' + encodeURIComponent(router.currentRoute.fullPath))
    // console.log(encodeURIComponent(router.currentRoute.fullPath))
  }
  return Promise.reject(error) // 返回执行错误 让当前的执行链跳出成功 直接进入 catch
})

service.interceptors.request.use(
  config => {
    const token = store.state.user.token
    // 如果当前存有token,就加在请求头上
    if (token) {
      config.headers['Authorization'] = `Bearer ${token}`
      return config
    }
    return config
  },
  error => {
    return Promise.reject(error)
  }
)

export default service
// request interceptor
// service.interceptors.request.use(
//   config => {
//     // do something before request is sent

//     if (store.getters.token) {
//       // let each request carry token
//       // ['X-Token'] is a custom headers key
//       // please modify it according to the actual situation
//       config.headers['X-Token'] = getToken()
//     }
//     return config
//   },
//   error => {
//     // do something with request error
//     console.log(error) // for debug
//     return Promise.reject(error)
//   }
// )

// response interceptor
// service.interceptors.response.use(
//   /**
//    * If you want to get http information such as headers or status
//    * Please return  response => response
//   */

//   /**
//    * Determine the request status by custom code
//    * Here is just an example
//    * You can also judge the status by HTTP Status Code
//    */
//   response => {
//     const res = response.data

//     // if the custom code is not 20000, it is judged as an error.
//     if (res.code !== 20000) {
//       Message({
//         message: res.message || 'Error',
//         type: 'error',
//         duration: 5 * 1000
//       })

//       // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
//       if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
//         // to re-login
//         MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
//           confirmButtonText: 'Re-Login',
//           cancelButtonText: 'Cancel',
//           type: 'warning'
//         }).then(() => {
//           store.dispatch('user/resetToken').then(() => {
//             location.reload()
//           })
//         })
//       }
//       return Promise.reject(new Error(res.message || 'Error'))
//     } else {
//       return res
//     }
//   },
//   error => {
//     console.log('err' + error) // for debug
//     Message({
//       message: error.message,
//       type: 'error',
//       duration: 5 * 1000
//     })
//     return Promise.reject(error)
//   }
// )

